package com.huawei.rbac.design.strategy;

/**
 * @author luohua
 */
public abstract class AbstractCalculator {
      
    public int[] split(String exp,String opt){  
        String array[] = exp.split(opt);  
        int arrayInt[] = new int[2];  
        arrayInt[0] = Integer.parseInt(array[0]);  
        arrayInt[1] = Integer.parseInt(array[1]);  
        return arrayInt;  
    }

    public abstract void sayHello();
}  